1439 résultats pour "centrale"

• Arkansas - geography.

  temperature rises to the upper 30°s C (lower 100°s F). C2 Precipitation Arkansas receives about 1,000 to 1,300 mm (about 40 to 50 in) of precipitation a year, and some areas receive even more. Most of the rain comes during winter andspring and at times is so heavy as to cause flooding. Snow is rare in the south but amounts to more than 250 mm (10 in) a year in the mountains. C3 Growing Season Arkansas has a long growing season. It averages 211 days for the state as a whole and ranges from 241...

• Arkansas - USA History.

  temperature rises to the upper 30°s C (lower 100°s F). C2 Precipitation Arkansas receives about 1,000 to 1,300 mm (about 40 to 50 in) of precipitation a year, and some areas receive even more. Most of the rain comes during winter andspring and at times is so heavy as to cause flooding. Snow is rare in the south but amounts to more than 250 mm (10 in) a year in the mountains. C3 Growing Season Arkansas has a long growing season. It averages 211 days for the state as a whole and ranges from 241...

• New York - geography.

  The Adirondack province consists of a large highland area occupying 26,000 sq km (10,000 sq mi) in the northeastern quarter of the state. The region is domelike inshape, with the higher elevations toward the east. The western Adirondack province is more a rugged hill region and not truly mountainous. Geologically, this area isrelated to the Laurentian Upland, or Canadian Shield, which lies north of the St. Lawrence River, for it is composed of the same very old igneous rocks, principallygranite...

• New York - USA History.

  The Adirondack province consists of a large highland area occupying 26,000 sq km (10,000 sq mi) in the northeastern quarter of the state. The region is domelike inshape, with the higher elevations toward the east. The western Adirondack province is more a rugged hill region and not truly mountainous. Geologically, this area isrelated to the Laurentian Upland, or Canadian Shield, which lies north of the St. Lawrence River, for it is composed of the same very old igneous rocks, principallygranite...

• Human Evolution.

  Strepsirhines are the most primitive types of living primates. The last common ancestors of strepsirhines and other mammals—creatures similar to tree shrews andclassified as Plesiadapiformes—evolved at least 65 million years ago. The earliest primates evolved by about 55 million years ago, and fossil species similar to lemursevolved during the Eocene Epoch (about 55 million to 38 million years ago). Strepsirhines share all of the basic characteristics of primates, although their brains are notpa...

• Human Evolution - biology.

  classified as Plesiadapiformes—evolved at least 65 million years ago. The earliest primates evolved by about 55 million years ago, and fossil species similar to lemursevolved during the Eocene Epoch (about 55 million to 38 million years ago). Strepsirhines share all of the basic characteristics of primates, although their brains are notparticularly large or complex and they have a more elaborate and sensitive olfactory system (sense of smell) than do other primates. B Haplorhines B1 Tarsiers T...

• Encéfalo - ciencias de la naturaleza.

  que conectan estos dos hemisferios y transfieren información de uno a otro. La corteza cerebral presenta una capa superficial denominada sustancia gris, de unos 2 o 3 mm de espesor, formada por capas de células amielínicas (sin vaina de mielinaque las recubra) que envuelven una sustancia interior de fibras mielínicas (con vaina blanca) denominada sustancia blanca. Las fibras mielínicas unen la corteza cerebralcon otras partes del cerebro: la parte anterior del cerebro con la posterior, las difer...

• Tokyo - geography.

  The port of Tokyo has expanded tremendously in recent years and is now the second largest in Japan (after Yokohama) in value of trade. In 1993 it accounted forapproximately 14 percent of all trade by Japan’s ports. Reasons for the port’s growth include the deepening of sea lanes in Tokyo Bay, large reclamation projects tocreate room for new facilities and container terminals, and improvements to storage and distribution facilities. The largest categories of exports from the port of Tokyoare mach...

• Pourquoi veut-on changer le monde ?

  le petit garçon qui jette des pierres dans le torrent et admire les ronds qui se forment dans l'eau, admire en fait uneoeuvre où il bénéficie du spectacle de sa propre activité. Ce besoin revêt des formes multiples, jusqu'à ce qu'il arriveà cette manière de se manifester soi-même dans les choses extérieures, que l'on trouve dans l'oeuvre artistique.Mais les choses artistiques ne sont pas les seules que l'homme traite ainsi ; il en use pareillement avec lui-même,avec son propre corps, qu'il chang...

• La Haute Asie

  Cependant d'autres événements s'étaient écoulés en Asie centrale à l'époque des Avar. Un groupe assez importantde populations fut connu sous des noms divers, et principalement sous celui d'Hephthalites. Ceuxci quittèrent larégion de l'Altaï au commencement du Ve siècle et, ayant d'abord été vassaux des Avar, soumirent à leur dominationune partie de l'Asie centrale depuis le nordouest de Qarachabr jusqu'à l'Aral, puis occupèrent vers 440 la Sogdiane.Ils conquirent par la suite tous les territoi...

• Finland - country.

  Productive forestland is the most valuable natural resource of Finland. Spruce, pine, and silver birch are the principal trees used to manufacture wood and pulp andpaper products. Finland lacks coal and petroleum resources and is a net importer of energy resources. However, Finland does have significant deposits of peat, which is cut from thenumerous peat bogs that cover much of the north. Peat is an important heat source for homes, and it provides about 7 percent of Finland’s electricity needs....

• David Livingstone.

  day Zambia) in May 1873. Chuma and Susi buried his heart at the foot of a nearby tree and dried and wrapped Livingstone’s body. They then carried the body, alongwith Livingstone’s papers and instruments, to the Indian Ocean coast and the island of Zanzibar, a trip that lasted nine months. In April 1874 Livingstone’s remainsreached England by boat and were buried in Westminster Abbey in London. The hero’s funeral fixed British attention once more on Africa and Livingstone’s ideas forAfrican progr...

• David Livingstone - explorer.

  day Zambia) in May 1873. Chuma and Susi buried his heart at the foot of a nearby tree and dried and wrapped Livingstone’s body. They then carried the body, alongwith Livingstone’s papers and instruments, to the Indian Ocean coast and the island of Zanzibar, a trip that lasted nine months. In April 1874 Livingstone’s remainsreached England by boat and were buried in Westminster Abbey in London. The hero’s funeral fixed British attention once more on Africa and Livingstone’s ideas forAfrican progr...

• Alabama (state) - geography.

  indentations along the coast are measured, the state’s shoreline is 977 km (607 mi) long. It includes the shores of Mobile Bay, an inlet 56 km (35 mi) long at the mouthof the Mobile River. Barrier beaches partly block the entrance to the bay, leaving narrow openings on either side of Dauphin Island. Dauphin and other islands alongAlabama’s coast west of Mobile Bay are separated from the mainland by Mississippi Sound. D Climate Alabama has a humid subtropical climate, with short, relatively mild...

• Alabama (state) - USA History.

  indentations along the coast are measured, the state’s shoreline is 977 km (607 mi) long. It includes the shores of Mobile Bay, an inlet 56 km (35 mi) long at the mouthof the Mobile River. Barrier beaches partly block the entrance to the bay, leaving narrow openings on either side of Dauphin Island. Dauphin and other islands alongAlabama’s coast west of Mobile Bay are separated from the mainland by Mississippi Sound. D Climate Alabama has a humid subtropical climate, with short, relatively mild...

• New Mexico - geography.

  New Mexico’s major river is the Río Grande, originating in southern Colorado, and flowing southward for 760 km (470 mi) through the state. Between the San LuisValley and Española Valley the river flows in a deep canyon known as the Río Grande Gorge; then, below White Rock Canyon, it flows through several valleys containingagricultural land. Most of the water of the Río Grande is used to irrigate these valleys. The Río Grande’s waterflow in New Mexico is extremely low. One of the major tributarie...

• New Mexico - USA History.

  New Mexico’s major river is the Río Grande, originating in southern Colorado, and flowing southward for 760 km (470 mi) through the state. Between the San LuisValley and Española Valley the river flows in a deep canyon known as the Río Grande Gorge; then, below White Rock Canyon, it flows through several valleys containingagricultural land. Most of the water of the Río Grande is used to irrigate these valleys. The Río Grande’s waterflow in New Mexico is extremely low. One of the major tributarie...

• Ancient Rome .

  attributed to Numa, including the selection of virgins to be priestesses of the goddess Vesta. He also established a calendar to differentiate between normal workingdays and those festival days sacred to the gods on which no state business was allowed. His peaceful reign lasted from 715 to 673 BC. Under Tullus Hostilius (672–641 BC) the Romans waged an aggressive foreign policy and began to expand their lands by the conquest of nearby cities like Alba Longa. When the warlike King Hostilius co...

• Ancient Rome - USA History.

  attributed to Numa, including the selection of virgins to be priestesses of the goddess Vesta. He also established a calendar to differentiate between normal workingdays and those festival days sacred to the gods on which no state business was allowed. His peaceful reign lasted from 715 to 673 BC. Under Tullus Hostilius (672–641 BC) the Romans waged an aggressive foreign policy and began to expand their lands by the conquest of nearby cities like Alba Longa. When the warlike King Hostilius co...

• South Africa - country.

  The major soil zones are conditioned largely by climatic factors. In the semiarid north and west, soils are alkaline and poorly developed. In the southern part of WesternCape Province, rain falls mostly in the winter months, and soils there form slowly and are generally thin and immature. The moderate temperatures and summer rainfallof the High Veld and eastern coastal areas create conditions for more productive organic decomposition, leading to dark, fertile soils, or chernozems, similar to tho...

• barrage.

  L’eau qui retourne à la rivière en aval du barrage ne doit pas avoir la possibilité de creuser ou d’éroder ni le lit de la rivière, ni d’affecter la fondation du barrage par effet decavitation. Ainsi, des plans d’eau, appelés bassins de rétention, sont prévus pour réduire la vitesse de l’eau, et donc son énergie cinétique. Ces bassins constituent unélément majeur du barrage. Le bassin en tablier et le bassin à chocs sont des structures courantes, permettant de diminuer l’énergie élevée de la chu...

• Les éclipses (TPE - Science)

  UNE ~CUPSE DE SOLEIL VUE DE L'ESPACE Depuis que les homme s séjournent dans l'espace , il a été possible d 'observer l'ombre de la Lune sur la terre . Cette ombre se déplace d'Ouest en Est à une vitesse d'autant plus grande que la latitude est grande : elle est de 1 700 km/h à l'équateur, tandis qu'aux p ôles elle peut atteindre 3 400 km/h . UN PH~NOMÈNE SANS ~CAL L'écl ipse totale de Sole il est le phénomène le plus spectacula ire qui puisse êt...

• Islamic Art and Architecture I INTRODUCTION Córdoba Mosque Courtyard This mosque and courtyard with its repeated horseshoe arches was built between the 8th and 10th centuries in Córdoba, Spain.

  Süleymaniye MosqueThe Süleymaniye Mosque in İstanbul was built in 1550. The architect, Sinan, based his design on Byzantine churches, inparticular the Hagia Sophia. The large central dome above a square opens to smaller spaces vaulted by buttressing half-domes. The four tapering minarets with balconies are characteristic of the architectural style of later Islamic mosques.Gian Berto Vanni/Art Resource, NY The few and relatively simple rituals of the Islamic faith gave rise to a unique religious...

• Jardin des Hespérides, Don Quichotte, Carmen, corrida et flamenco, âpreté de la Meseta aride, luxuriance des huertas, le Cid, les Maures et la Reconquista, l'Inquisition, l'or du Nouveau Monde, Guernica.

  prairies naturelles humides, des rivières régulières et bien alimentées. La façade méditerranéenne est d'autant plus chaude et plus sèche qu'on va vers le sud (Almería : 18,3 oC de température moyenne annuelle et 219 mm de pluie) ; c'est le domaine des arbres à feuilles persistantes, des garrigues et des maquis dégradés, des rivières irrégulières ( ramblas ) et des plantes subtropicales (canne à sucre et coton en Andalousie). Seuls les massifs sont toujours bien arrosés ; i...

• St. Louis (city) - geography. I INTRODUCTION St. Louis (city) or Saint Louis,

  Between 1940 and 1990 the black population in metropolitan St. Louis nearly tripled. Blacks are most heavily concentrated in three areas in the St. Louis metropolitanregion: East Saint Louis, the North Side close to downtown, and an east-west belt extending from the waterfront to beyond Forest Park. In the 19th and early 20th centuries, areas to the north and south of the central business district were settled by immigrant working families from Germany, Ireland,and many Eastern European countrie...

• Chinese Literature I INTRODUCTION Chinese Literature, writings of the Chinese people, with a continuous history of more than 3,000 years.

  (Huang) River basin region in the north. The verses are in lines of four characters (or syllables) and use rhyme and alliteration (repetition of the initial letter). Confuciusquoted them in his works. Because he described them as “without depraved thoughts,” all the verses in the Shi jing have been treated as moral allegories. (4) The Li ji (Book of Ritual ) contains detailed discussions of the principles of conduct at court and in private ceremonies. Although the Han dynasty and later ruler...

• Chinese Literature I INTRODUCTION Chinese Literature, writings of the Chinese people, with a continuous history of more than 3,000 years.

  (Huang) River basin region in the north. The verses are in lines of four characters (or syllables) and use rhyme and alliteration (repetition of the initial letter). Confuciusquoted them in his works. Because he described them as “without depraved thoughts,” all the verses in the Shi jing have been treated as moral allegories. (4) The Li ji (Book of Ritual ) contains detailed discussions of the principles of conduct at court and in private ceremonies. Although the Han dynasty and later ruler...

• La Fédération de Russie ; LE PLUS GRAND PAYS DU MONDE (Travaux Personnels Encadrés – Géographie - Enseignements Pratiques Interdisciplinaires)

  • D'une superficie de 9 610 km', le lac Onega, proche du lac Lagoda, se déverse dans celui-ci par le Svir. • Le dernier lac important est le lac Taïmyr (4 559 km' ) , dans l'Arctique . "li l'ô' ·'' Une bonne partie de la Russie étant située au nord du 60' parallèle , le pays connaît un dimllf continental rigounux , marqué par des hivers longs et rudes et des étés courts et chauds . • Les vents polaires souff lent d'autant plus facilement sur l...

• Azerbaijan - country.

  second most important industrial center after Baku. A Ethnic Groups Azerbaijan, including the autonomous exclave of Naxçivan, is populated mostly by ethnic Azerbaijanis, who are also known as Azeris. The ethnic composition of thecountry changed due to a civil war between the government of Azerbaijan and Armenian secessionists in the Nagorno-Karabakh enclave. Beginning in 1988, when thepeople of Nagorno-Karabakh unilaterally decided to secede from Azerbaijan, nearly the entire Azerbaijani popula...

• Holy Roman Empire .

  acquired the imperial title and an area running from the North Sea through Lotharingia (Lorraine) and Burgundy to northern Italy; Louis II received East Francia (theGerman duchies of Saxony, Swabia, and Bavaria). In 870 Lothair’s middle kingdom was divided by the Treaty of Mersen, which gave Lotharingia to East Francia and therest to West Francia. This division created the foundation for today’s states of Germany and France, respectively; however, in the 9th century these were highly fractured d...

• Midi-Pyrénées (Région administrative).

  luxe : foies gras, truffes, fromage de Roquefort, eau-de-vie d’Armagnac, mais également fromages de brebis (dits « cabécous » ou « rocamadours »), confitures etcompotes (sociétés Andros et Bouin à Biars, dans le Lot, utilisant les fruits de la vallée de la Dordogne). Cependant, le sort des exploitations agricoles est très variable selonleur structure et leur localisation, et le revenu brut par exploitation est inférieur de 12 p. 100 à la moyenne nationale. Les ressources naturelles de la Région...

• Saudi Arabia - country.

  C Natural Resources Some of the world’s largest oil and natural gas fields lie beneath Saudi Arabia and its offshore waters, representing the country’s most economically important naturalresource. In 2007 Saudi Arabia’s oil reserves were estimated at 264 billion barrels. Before the discovery and exploitation of these reserves in the mid-20th century,Saudi Arabia was one of the poorest countries in the world. Its relatively small population subsisted in a harsh environment with little agricultur...

• LES SYNDICATS: DÉFENDRE LES INTÉRÊTS DES TRAVAILLEURS

  LEMEDEF Depuis le xiX' siècle sont nées diverses organisations patronales dont le but est face à la montée des revendications salariales et à la reconnaissance des syndicats de salariés par l'État de défendre leurs propres intérêts èconomiques . Le Mouvement des entreprises de France (MEDEF , ex-CNPF) est la plus importante organisation patronale française représentative au plan national de l'ensemble des secteurs : industrie , commerce, services...

• Synthese personnel

  J'apprends des choses intéressantes concernant le rôle des centrales solaires thermiques dans l'avenir et son impact sur le développement durable. Au début la méthodologie n'est pas acquise, en effet notre article est creux avec la mise en page et la rédaction à revoir. Avec l'aide de nos professeurs on n'arrive à montrer notre démarche scientifique, mais notre maladresse envers le sujet nous met en retard . Ce sujet m'a beaucoup intéressé mais au même temps a était frustrant . En effet de...

• Fig. 145 Les constructions d'Hatchepsout et Thoutmosis III. sera remplacé par la

  piliers carrés fontletour, tandis quelesarchitraves duplafond delanef centrale, peintenbleu etsemé d'étoiles d'or, sontsoutenues pardeux rangées dedix colonnes àchapiteau dit«de fête -sed ».Ces architraves portent le protocole deThoutmosis III,qui estreprésenté surlespiliers coiffédescouronnes duNord ouduSud selon l'orientation deceux-ci. Laparoi suddumur oriental décritl'intronisation duroi. Al'entrée delasalle desfêtes, Thoutmosis IIIfait offrande àses prédécesseurs défunts,commeSéthiIer dans...

• Berlin - geography.

  new offices of the federal government. Near Tiergarten is the Kulturforum complex, including the Museum of Applied Arts, and the Bauhaus Archives and Museum, whichdocuments the modernist Bauhaus school of architecture and design that flourished from 1919 to 1933. A museum complex lines the south edge of Tiergarten. West of the city center, in the contemporary borough of Charlottenburg-Wilmersdorf, is the Kurfürstendamm, a boulevard that became the commercial center of West Berlinafter the end of...

• Pays de l'Asie du Sud-Est, au coeur de la péninsule Indochinoise, la Thaïlande est l'ancien Siam, unifié au XVe siècle à partir de royaumes thaïs rivaux, imprégné de bouddhisme, modernisé avec l'aide occidentale au XIXe siècle.

  vallée - type de vallée fluviale : la vallée du Mékong, page 5406, volume 10 Thaïlande - le Mékong, à Chiang Khan, page 5158, volume 9 Thaïlande - une rue inondée pendant la mousson, à Chiang Mai, page 5159, volume 9 Les aspects humains. La majorité de la population appartient au groupe thaï, qui occupe densément la plaine centrale. Les hauteurs du Nord et de l'Ouest sont habitées par diverses tribus, notamment les Karens, qui vivent essentiellement d'agriculture sur brûlis ( ray ) et de qu...

• Tampa - geography.

  The Port of Tampa is the country’s deepwater port closest to the Panama Canal and is among the nation’s busiest; products passing through the port include cement,citrus fruits, coal, petroleum, ammonia, phosphate, and sulfur. The port also is home to a shrimp fleet and is increasingly a port of departure for cruise ships. A number of highways and expressways link Tampa to the rest of the metropolitan region and the state. Interstate 4 leads inland toward Orlando and forms the axis ofthe eastern...

• Turquía - geografía.

  de Guleman y Fethoye, y de magnetita en las proximidades de Divrigi, además de plomo y cinc repartidos por todo el país. En Boron se ha encontrado cobre y plata, ypetróleo en cantidades más reducidas en la zona suroriental. 2.6 Temas medioambientales Situada en el punto de encuentro de tres grandes regiones biogeográficas, Turquía alberga 2.400 especies vegetales endémicas. Las zonas con lagos, lagunas costeras yotros humedales son numerosas. Aproximadamente el 13,1% (2005) de la tierra está cu...

• Ardèche (07) - encyclopédie.

  relief ont multiplié les bourgs. Aussi le département compte-t-il trois « capitales » fonctionnelles : Annonay, ville industrielle (usine Renault-Véhicules Industriels) ; Privas, chef-lieu administratif ; Aubenas, ville commerçante. Le cadre naturel exerce une forte attirance sur les citadins. On compte une arrivée notable d'étrangers, Allemands, Néerlandais, Belges. La diffusion du tourisme dans les villages les plus reculés constitue certainement un moteur important pour le développement local...

• droit constitutionnel

  B/ L’objet du droit constitutionnel ou l’encadrement du jeu politique Le droit constitutionnel a pour objet l’encadrement juridique des phénomènes politiques. La formule de G. Vedel souligne que le droit constitutionnel détermine les conditions dans lesquelles le pouvoir s’exerce, et pose les règles du jeu politique : Les acteurs politiques vont-ils se soumettre à cette règle du jeu ? La règle du pouvoir est une histoire de la violence, car la conquête et l’exercice du pouvoir sont...

• Alemania - geografía.

  vecinos. Un acuerdo internacional ejemplar obliga a Alemania a ayudar en la protección medioambiental del Waddenzee o mar de Wadden, el brazo oriental del mar delNorte que comparte con Países Bajos y Dinamarca. Alemania firmó el Convenio sobre el Patrimonio de la Humanidad en 1976 y cuenta con nueve reservas de la biosferareconocidas por el programa El Hombre y la Biosfera de la Organización de las Naciones Unidas para la Educación, la Ciencia y la Cultura (UNESCO). Además, existen unaserie de l...

• Montréal - geography.

  percent), and Eastern Orthodox (2.8 percent) religions. Another 5.4 percent claim no religious affiliation. IV EDUCATION AND CULTURE Montréal has a large number of private schools, most of them partially funded by the province. Like the rest of Québec province, Montréal has two public schoolsystems, one for French speakers and one for English speakers. The Charter of the French Language (1977), known as Bill 101, restricts access to English-languageschools and requires children of immigrants t...

• Montréal - Geography.

  percent), and Eastern Orthodox (2.8 percent) religions. Another 5.4 percent claim no religious affiliation. IV EDUCATION AND CULTURE Montréal has a large number of private schools, most of them partially funded by the province. Like the rest of Québec province, Montréal has two public schoolsystems, one for French speakers and one for English speakers. The Charter of the French Language (1977), known as Bill 101, restricts access to English-languageschools and requires children of immigrants t...

• Angola (country) - country.

  Portugal in 1975, it had approximately 400,000 Portuguese settlers. The vast majority of the Portuguese community has since departed for Portugal. A Population Characteristics The 2008 estimated population of Angola, including Cabinda, was 12,531,357. The population distribution, however, was uneven, with about 70 percent of thepopulation concentrated in the north and along the coast. The rate of population increase was 2.1 percent annually in 2008. The population is overwhelmingly rural; only3...

• Garonne.

  Ariège Bordeaux France - Géographie - Les conditions naturelles - L'hydrographie Gironde Lot Maladeta (massif de la) Massif central Tarn Tarn-et-Garonne (82) Toulouse Les médias Europe - carte physique Europe - carte politique France - carte physique Ariège (09) - carte physique Garonne [Haute-] (31) - carte physique Lot-et-Garonne (47) - carte physique Tarn-et-Garonne (82) - carte physique Les livres Garonne [Haute-] (31) - la Garonne en amont de Saint-Martory, page 2113,...

• Grand oral du bac : Mathématiques LES STATISTIQUES

  Les statistiques à pouvoir les interpréter facilement. On peut représenter la répartition des notes par un dia­ gramme en bâtons: à chaque valeur de la variable (note, notée x) est associé un bâton ver­ tical dont la longueur est proportionnelle au nombre de cas observés (nombre d'élèves) ou à la fréquence, notée �-Ainsi, on trace le graphique (voir figure 1) qui donne fi en fonction dexr Un graphique des fréquences cumulées (voir figure 2) représente...

• Amérique du Sud.

  2.5 Climat Le climat de l'Amérique du Sud est relativement chaud. Une longue zone climatique humide et tropicale s'étire sur toute la largeur du continent à la hauteur de l'Équateur,se transformant graduellement vers le nord et vers le sud en de larges zones où la durée des saisons pluvieuses et les précipitations diminuent. Ces régions, aux étéshumides et aux hivers secs, sont soumises à des sécheresses prolongées. La sécheresse est un problème particulièrement grave dans le nord-est du Brésil...

• Industrial Revolution I INTRODUCTION Industrial Revolution, widespread replacement of manual labor by machines that began in Britain in the 18th century and is still continuing in some parts of the world.

  The most important advance in iron production occurred in 1784 when Englishman Henry Cort invented new techniques for rolling raw iron, a finishing process thatshapes iron into the desired size and form. These advances in metalworking were an important part of industrialization. They enabled iron, which was relativelyinexpensive and abundant, to be used in many new ways, such as building heavy machinery. Iron was well suited for heavy machinery because of its strength anddurability. Because of t...

• Industrial Revolution .

  The most important advance in iron production occurred in 1784 when Englishman Henry Cort invented new techniques for rolling raw iron, a finishing process thatshapes iron into the desired size and form. These advances in metalworking were an important part of industrialization. They enabled iron, which was relativelyinexpensive and abundant, to be used in many new ways, such as building heavy machinery. Iron was well suited for heavy machinery because of its strength anddurability. Because of t...